Glossary “fouled spark plug” Definition:
A buildup of carbon that shorts it out.
f
forming charge
Glossary “forming charge” Definition:
Initial charge applied to a new battery before use.
forward bias
Glossary “forward bias” Definition:
Current flow in normal direction
forward clutch
Glossary “forward clutch” Definition:
Clutch that is usually engaged whenever the vehicle moves forward, controlled by the valve-body forward circuit in an A/T.
forward coast side
Glossary “forward coast side” Definition:
The side of the ring gear tooth the drive pinion contacts when the vehicle is decelerating.
forward sensor
Glossary “forward sensor” Definition:
Sensor used in airbag supplemental restraint systems.
forging flash
Glossary “forging flash” Definition:
Remnants of metal on a forged part, usually that which is squeezed out of a mold.
format
Glossary “format” Definition:
To prepare a storage medium, usually a disk or hard drive for reading and writing.
formed in place gasket
Glossary “formed in place gasket” Definition:
Gel-like material that forms a gasket when clamped between two surfaces.
forming
Glossary “forming” Definition:
Making any change in the shape of a metal piece that does not intentionally reduce the metal thickness and produces a useful shape.
forced induction
Glossary “forced induction” Definition:
Intake system that provides a means for the air/fuel mixture to enter the combustion chamber at greater than atmospheric pressure.
forced vibration
Glossary “forced vibration” Definition:
Vibration that only occurs as long as the force (originator) that initiated the vibration remains.
Ford
Glossary “Ford” Definition:
Fast Only Rolling Downhill, or Fault Of R&D, or Fix Or Repair Daily, or First On Race Day
forge
Glossary “forge” Definition:
To form metal into a desired shape.
forged alloy steel
Glossary “forged alloy steel” Definition:
Mixture of materials with steel that has greater strength than cast iron.
force dry
Glossary “force dry” Definition:
The application of infrared heat to a painted surface to speed drying. Normally, temperatures to 180¡ãF maximum are safe on vehicles.
force fit
Glossary “force fit” Definition:
Term used for press fit.
forced drying
Glossary “forced drying” Definition:
Curing fresh paint by using special heat lamps or other eqipment to speed the process.
foot valve
Glossary “foot valve” Definition:
Foot-operated brake valve that controls air pressure to the service chambers in a air brake system.
footprint
Glossary “footprint” Definition:
1). The portion of the contact area of a loaded tire with the ground. 2). The bolt pattern of a device.